diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 284473215..ba881f0fc 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -110,3 +110,26 @@ repos:
         language: system
         entry: bash
         pass_filenames: false
+      - id: check-markdown-filename
+        name: Check Markdown filenames for underscores
+        language: system
+        entry: bash
+        files: '\.md$'
+        stages:
+          - pre-commit
+        args:
+          - -c
+          - |
+            for file in "$@"; do
+              filename=$(basename "$file")
+              if [[ "$filename" =~ ^_ ]]; then
+                continue
+              fi
+              if [[ "$filename" =~ _ ]]; then
+                echo "Error: Markdown file contains underscore: $file"
+                echo "Please rename to use hyphens (-) instead of underscores (_)"
+                echo "Example: file_name.md -> file-name.md"
+                exit 1
+              fi
+            done
+          - --
diff --git a/.windsurf/workflows/standardize-doc.md b/.windsurf/workflows/standardize-doc.md
index 2e52728dd..964da830e 100644
--- a/.windsurf/workflows/standardize-doc.md
+++ b/.windsurf/workflows/standardize-doc.md
@@ -24,6 +24,7 @@ description: 标准化和验证中文文档路径、文件名及链接
 - **入口文件**：每个目录应使用 `README.md`（不是 `index.md`）
 - **安装目录**：统一使用 `install-system`（不是 `install-os`）
 - **嵌套深度**：避免超过 2-3 层目录
+- **结构规范**：`download.md` 应该位于一级目录（即和产品的 README 同级）且权重应该为 99（最后一项）
 
 **检查项**：